The story
- Proto-Germanic · inherited from*þīnaz
- Proto-West Germanic · inherited from*þīn
- Old English · inherited fromþīn
- Middle English · inherited fromthyn
- English todaythine
From Middle English thyn, þyn, from Old English þīn, from Proto-West Germanic *þīn, from Proto-Germanic *þīnaz. Cognate to German dein, Danish, Swedish and Norwegian din, Faroese tín and Icelandic þinn.
Words from the same roots
Old Englishþīn all →
thy
Proto-West Germanic*þīn all →
thy
Proto-Germanic*þīnaz all →
thy
Etymology from Wiktionary, CC BY-SA 4.0.